Table 1.
Conditions identified as potential causes of secondary pneumothorax with corresponding ICD-10-CA codes.
| Condition | ICD-10-CA codes |
|---|---|
| Chronic obstructive pulmonary disease | J40, J410, J411, J418, J42, J431, J432, J438–J441, J961, J982 |
| Thoracic endometriosis | N808 |
| Pneumocystis | B59 |
| Sarcoidosis | D860–D863, D868, D869 |
| Tuberous sclerosis | Q851 |
| Rheumatoid arthritis | M051–M053, M058–M060, M062–M064, M068, M069, M080 |
| Ankylosing spondylitis | M081, M45 |
| Scleroderma | L940-L941 |
| Ehler-Danlos syndrome | Q796 |
| Marfan syndrome | Q874 |
| Langerhans disease | D760, D763 |
| Cystic fibrosis | E840, E841, E848, E849 |
| Interstitial lung disease | J841, J848, J849 |
| Lung neoplasm | C3400, C3401, C3409–C3411, C3419, C342, C3430, C3431, C3439, C3480, C3481, C3489, C3490, C3491, C3499, C780, C783, D022, D023, D024, D174, D143, D381 |
| Chest trauma† | S202–S204, S207, S208, S2100, S2101, S2110, S2111, S2120, S2121, S2170, S2171, S2180, S2181, S2190, S2191, S22000, S22001, S22010, S22011, S22090, S22091, S22100, S22101, S22200, S22201, S22300, S22301, S22400, S22401, S22410, S22411, S22490, S22491, S22500, S22501, S22800, S22900, S230–S235, S240, S2410–S2413, S2418–S2420, S2428, S2438, S2440, S2448, S2458, S2468, S250–S255, S257–S259, S26000, S26001, S26800, S26801, S26810, S26811, S26880, S26881, S26890, S26891, S27000, S27001, S27100, S27101, S27200, S27201, S27300, S27301, S27310, S27311, S27380, S27381, S27390, S27391, S27400, S27410, S27480, S27490, S27500, S27510, S27511, S27580, S27590, S27600, S27601, S27610, S27611, S27680, S27690, S27700, S27701, S27710, S27711, S27780, S27790, S27791, S27800, S27801, S27810, S27811, S27840, S27841, S27850, S27851, S27860, S27861, S27890, S27891, S27900, S27901, S27980, S27981, S280, S281, S2900, S2908, S297–S299, T001, T008–T011, T0180, T0181, T0190, T0191, T0210, T0211, T0270, T0271, T0280, T0281, T0290, T0291, T031, T039, T041, T047, T048, T049, T058–T065, T068, T07, T080, T081, T090, T091, T095, T098, T099, T140–T149, T792, T797, T798, T799 |
| Foreign bodies† | T173–T175, T178, T179, T181, T188, T189 |
| Status asthmaticus† | J4501, J4511, J4581, J4591 |
| Pneumonia† | J120–J123, J128, J129, J13, J14, J150–J160, J168, J180–J182, J188, J189 |
| Lung abscess† | J850–J852 |
†Acute conditions (note: all other conditions are considered chronic).